7 Signs of Iron Deficiency: How to Choose Iron Supplements

7 Signs of Iron Deficiency: How to Choose Iron Supplements

In short: Iron is essential for hemoglobin production — without it, oxygen doesn’t reach your cells, and you feel constant fatigue. Not all forms of iron are equal — bisglycinate absorbs much better than sulfate and doesn’t irritate the stomach

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Omega-3 Supplements: Plant-Based or Fish Oil? 4 Criteria

Omega-3 Supplements: Plant-Based or Fish Oil? 4 Criteria

In Short: Fish oil — the richest source of EPA and DHA, but unsuitable for vegans and may contain traces of toxins. Plant-based omega-3 supplements — algae oil provides DHA/EPA without the fishy smell, but is more expensive

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6 Signs of Zinc Deficiency: When to Start Taking Zinc Supplements

6 Signs of Zinc Deficiency: When to Start Taking Zinc Supplements

In short: Weak immunity — if you get sick more than 3–4 times a year, zinc deficiency may be one of the causes. Slow-healing wounds — zinc is essential for collagen production and tissue regeneration.

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